org.jivesoftware.smackx.workgroup.packet.TranscriptsProvider Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of smack Show documentation
Smack is an Open Source XMPP (Jabber) client library for instant messaging and presence. This library provides the client side functionality as specified in the core XMPP specifications as related to the client side of said specifications.
The newest version!
/**
 * $Revision$
 * $Date$
 *
 * Copyright 2003-2007 Jive Software.
 *
 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jivesoftware.smackx.workgroup.packet;

import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smack.provider.IQProvider;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import java.io.IOException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;

/**
 * An IQProvider for transcripts summaries.
 *
 * @author Gaston Dombiak
 */
public class TranscriptsProvider implements IQProvider {

    private static final SimpleDateFormat UTC_FORMAT = new SimpleDateFormat("yyyyMMdd'T'HH:mm:ss");
    static {
        UTC_FORMAT.setTimeZone(TimeZone.getTimeZone("GMT+0"));
    }

    public TranscriptsProvider() {
        super();
    }

    public IQ parseIQ(XmlPullParser parser) throws Exception {
        String userID = parser.getAttributeValue("", "userID");
        List summaries = new ArrayList();

        boolean done = false;
        while (!done) {
            int eventType = parser.next();
            if (eventType == XmlPullParser.START_TAG) {
                if (parser.getName().equals("transcript")) {
                    summaries.add(parseSummary(parser));
                }
            }
            else if (eventType == XmlPullParser.END_TAG) {
                if (parser.getName().equals("transcripts")) {
                    done = true;
                }
            }
        }

        return new Transcripts(userID, summaries);
    }

    private Transcripts.TranscriptSummary parseSummary(XmlPullParser parser) throws IOException,
            XmlPullParserException {
        String sessionID =  parser.getAttributeValue("", "sessionID");
        Date joinTime = null;
        Date leftTime = null;
        List agents = new ArrayList();

        boolean done = false;
        while (!done) {
            int eventType = parser.next();
            if (eventType == XmlPullParser.START_TAG) {
                if (parser.getName().equals("joinTime")) {
                    try {
                        joinTime = UTC_FORMAT.parse(parser.nextText());
                    } catch (ParseException e) {}
                }
                else if (parser.getName().equals("leftTime")) {
                    try {
                        leftTime = UTC_FORMAT.parse(parser.nextText());
                    } catch (ParseException e) {}
                }
                else if (parser.getName().equals("agents")) {
                    agents = parseAgents(parser);
                }
            }
            else if (eventType == XmlPullParser.END_TAG) {
                if (parser.getName().equals("transcript")) {
                    done = true;
                }
            }
        }

        return new Transcripts.TranscriptSummary(sessionID, joinTime, leftTime, agents);
    }

    private List parseAgents(XmlPullParser parser) throws IOException, XmlPullParserException {
        List agents = new ArrayList();
        String agentJID =  null;
        Date joinTime = null;
        Date leftTime = null;

        boolean done = false;
        while (!done) {
            int eventType = parser.next();
            if (eventType == XmlPullParser.START_TAG) {
                if (parser.getName().equals("agentJID")) {
                    agentJID = parser.nextText();
                }
                else if (parser.getName().equals("joinTime")) {
                    try {
                        joinTime = UTC_FORMAT.parse(parser.nextText());
                    } catch (ParseException e) {}
                }
                else if (parser.getName().equals("leftTime")) {
                    try {
                        leftTime = UTC_FORMAT.parse(parser.nextText());
                    } catch (ParseException e) {}
                }
                else if (parser.getName().equals("agent")) {
                    agentJID =  null;
                    joinTime = null;
                    leftTime = null;
                }
            }
            else if (eventType == XmlPullParser.END_TAG) {
                if (parser.getName().equals("agents")) {
                    done = true;
                }
                else if (parser.getName().equals("agent")) {
                    agents.add(new Transcripts.AgentDetail(agentJID, joinTime, leftTime));
                }
            }
        }
        return agents;
    }
}